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L111M06 multi parameter water quality meter connected to pH, DO, and conductivity electrodes
Complete kit of L111M06 portable pH DO conductivity meter with calibration solutions, sensors, cables, and carrying case
Polarographic DO sensor with replaceable membrane and built-in temp and salinity sensor for L111M06 DO meter
L111M06 DO measurement with auto air calibration, salinity compensation, and pressure adjustment
L111M06 conductivity meter with 1–4 point calibration, TDS factor setting, and pure water compensation
L111M06 pH meter supports pure water and ammonia-added water testing in power and chemical plants
L111M06 multiparameter water quality meter with USB data export and 1000-group GLP-compliant storage
L111M06 portable multiparmeter water quality meter with electrode clip for simultaneous pH, DO, EC measurement
Applications of L111M06 water conductivity meter in environmental monitoring, aquaculture, power plants, and research labs
  1. L111M06 multi parameter water quality meter connected to pH, DO, and conductivity electrodes
  2. Complete kit of L111M06 portable pH DO conductivity meter with calibration solutions, sensors, cables, and carrying case
  3. Polarographic DO sensor with replaceable membrane and built-in temp and salinity sensor for L111M06 DO meter
  4. L111M06 DO measurement with auto air calibration, salinity compensation, and pressure adjustment
  5. L111M06 conductivity meter with 1–4 point calibration, TDS factor setting, and pure water compensation
  6. L111M06 pH meter supports pure water and ammonia-added water testing in power and chemical plants
  7. L111M06 multiparameter water quality meter with USB data export and 1000-group GLP-compliant storage
  8. L111M06 portable multiparmeter water quality meter with electrode clip for simultaneous pH, DO, EC measurement
  9. Applications of L111M06 water conductivity meter in environmental monitoring, aquaculture, power plants, and research labs

Lab-Grade Portable Multiparameter Water Quality Meter for pH/Conductivity/DO/TDS/Salinity/Resitivity test

L111M06 is a portable multi parameter water quality meter with full capability to measure pH, conductivity(EC)/TDS/Salinity/Resistivity, and dissolved oxygen(DO) simultaneously. Its ready-to-use kit includes top-grade sensors and all necessary accessories. The built-in nonlinear temperature compensation function, ensures highly accurate and reliable pH and EC results in ultra-pure water. Also, the L111M06 digital multi parameter water quality meter is designed for professional users requiring advanced features like GLP compliant data storage, USB data export and monitoring. The Foldable stand converts the handheld multi-parameters water quality meter into a benchtop meter for laboratory testing. With a rugged IP57 rated design, large backlit display, comprehensive testing functions, as well as a complete test kit, the L111M06 digital multi-parameters water quality meter meets the testing demands of laboratory, field, or industrial applications.
SKU: L111M06 Categories: , , , Tags: , , , ,

• A lab-grade handheld multi parameter water quality meter simultaneously measures pH, conductivity(EC), TDS, resistivity, salinity, and dissolved oxygen(DO) in one device.
• Supplied with high-quality pH, EC, and polarographic DO electrodes, plus all required accessories for efficient use.
• DO channel features built-in temperature and salinity compensation with manual pressure adjustment.
• Supports auto zero and span calibration for DO, with dedicated calibration sleeve.
• Quick 1 to 3 point calibration, automatic solution recognition, clear step-by-step calibration prompts, self-diagnosis, and calibration reminder ensure timely maintenance and testing precision.
• Nonlinear temperature compensation improves pH and conductivity accuracy for high-purity water, ideal for power plant and semiconductor industries.
• User-adjustable settings for TDS factor, temperature reference, and conductivity cell constant adapt to specific applications.
• 1000 groups of data storage with temperature and timestamp improves traceability and compliance reporting.
• USB data export function enables easy transfer of testing results for further analysis or quality control reporting.
• Foldable stand allows the handheld meter to be used as a benchtop meter for laboratory testing.
• IP57 waterproof housing and silicone grip protect against harsh field conditions.

ParameterSpecification
pH Measuring Range0.00 to 14.00 pH
pH Resolution0.1/0.01 pH
pH Accuracy±0.01 pH ±1 digit
pH Temperature Compensation Range0 to 100°C (Auto. or Manual)
Calibration Point1 to 3 points
mV Measuring Range±1000 mV
mV Resolution1 mV
mV Accuracy±0.2% FS ±1 digit
DO Measuring Range(0 to 20.00) mg/L (ppm); (0 to 200.0) %
DO Resolution0.01 / 0.1 mg/L (ppm); 0.1 / 1 %
DO Accuracy±0.30 mg/L
Response Time≤ 30 s (25°C, 90% response)
Zero Point Deviation≤ 0.10 mg/L
DO Temperature Compensation Range(0 to 45) °C (automatic)
Salinity Compensation Range(0 to 45) ppt (automatic)
Air Pressure Compensation Range(60.0 to 199.9) kPa (manual)
Electrode TypePolarographic Type
Conductivity Measuring Range0 to 200 mS/cm (auto-range):
0.00 to 19.99 μS/cm; 20.0 to 199.9 μS/cm;
200 to 1999 μS/cm; 2.00 to 19.99 mS/cm;
20.0 to 199.9 mS/cm
TDS Measuring Range0 to 100 g/L
Salinity Measuring Range0 to 100 ppt
Resistivity Measuring Range0 to 100 MΩ·cm
Conductivity Resolution0.01 / 0.1 μS/cm; 0.01 / 0.1 mS/cm
Conductivity Accuracy±1.0% F.S ±1 digit
Cond. Temperature Compensation Range0 to 50°C (manual or automatic)
Cell Constant (K)0.1 / 1 / 10 cm⁻¹
Temperature Measuring Range0 to 100°C
Temperature Resolution0.1°C
Temperature Accuracy±0.5°C ±1 digit
Data Storage1000 sets
Stored Data ContentID, date, time, measured value, unit, temperature
Signal OutputUSB
Power Supply3 × AA batteries (1.5V each) or DC 5V (via USB port)

Specifications are subject to change without prior notice.

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